.mid > div {
    width: 900px;
    border: 1px solid gray;
    /*  上下  左右*/
    margin: 30px 0;
}

.product-style > div {
    background-color: rgb(243, 243, 243);
    height: 60px;
    line-height: 60px;
    padding: 0 20px;
    cursor: pointer;
}

.product-style > div:hover {
    background-color: rgb(230, 145, 55);
    color: white;
}

/*----------------------产品内容----------*/
.product-content > div {
    width: 210px;
    margin: 0 0 20px 0;
}

.product-content img {
    width: 210px;
    height: 150px;
}

.price {
    color: red;
}